{
 "meta": {
  "dataset": "Subscriber history — @CYBER_FORTRESS_BREST",
  "channel": "https://tgregister.com/channel/CYBER_FORTRESS_BREST",
  "retrieved_at": "2026-08-19T08:20:43.811Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-06T06:48:44.930Z",
   "to": "2026-08-18T13:35:29.734Z"
  },
  "columns": {
   "ts": "when this reading was taken, UTC",
   "subscribers": "the count read (or, for source 3, carried over) — see source below",
   "source": {
    "0": "sweep.py — t.me/<name> profile page",
    "1": "promote.py — Bot API getChat",
    "2": "resolve.py — MTProto",
    "3": "spromote.py — t.me/s/<name> post preview (figure carried over from an earlier profile read, not the preview’s own rounded header)",
    "4": "remeasure.py — t.me/<name> profile page, re-read on a schedule"
   }
  },
  "note": "Snapshots are written only when a reading changes: a gap in ts means \"no change observed between readings\", never \"not measured\" and never \"interpolated\". Readings from different sources are separate lineages that do not confirm one another — subtracting across them can attribute a change to a period nothing was actually read in. Full method: https://tgregister.com/methodology#measuring"
 },
 "rows": [
  {
   "ts": "2026-08-06T06:48:44.930Z",
   "subscribers": 20003,
   "source": 3
  },
  {
   "ts": "2026-08-06T10:20:49.652Z",
   "subscribers": 20020,
   "source": 4
  },
  {
   "ts": "2026-08-07T12:24:36.394Z",
   "subscribers": 20085,
   "source": 4
  },
  {
   "ts": "2026-08-08T14:36:06.816Z",
   "subscribers": 20135,
   "source": 4
  },
  {
   "ts": "2026-08-09T12:37:25.402Z",
   "subscribers": 20136,
   "source": 4
  },
  {
   "ts": "2026-08-10T15:47:42.096Z",
   "subscribers": 20158,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:22:48.382Z",
   "subscribers": 20214,
   "source": 4
  },
  {
   "ts": "2026-08-12T09:12:07.301Z",
   "subscribers": 20454,
   "source": 4
  },
  {
   "ts": "2026-08-13T06:18:57.926Z",
   "subscribers": 20604,
   "source": 4
  },
  {
   "ts": "2026-08-14T13:17:01.110Z",
   "subscribers": 20717,
   "source": 4
  },
  {
   "ts": "2026-08-15T20:35:44.091Z",
   "subscribers": 20774,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:03:28.059Z",
   "subscribers": 20771,
   "source": 4
  },
  {
   "ts": "2026-08-18T13:35:29.734Z",
   "subscribers": 20854,
   "source": 4
  }
 ]
}